/Engine/Source/Runtime/Engine/Public/Rendering/SkeletalMeshLODImporterData.h
struct FMeshFace
uint32[3]
iWedge
Textured Vertex indices.
uint16
MeshMaterialIndex
Source Material (= texture plus unique flags) index.
uint32
SmoothingGroups
32-bit flag for smoothing groups.
FVector3f[3]
TangentX
FVector3f[3]
TangentY
FVector3f[3]
TangentZ